The presence of pustules on half of a cat's mouth may be a sign of oral ulcers. Oral ulcers will show signs of unilateral or bilateral dryness at the corners of the mouth, red and swollen mouth, long-term drooling, bad breath, red and swollen teeth, and possibly pustules and other oral problems. . Owners need to replenish their body's vitamins in a timely manner, especially vitamin B, which is more important for the cat's oral cavity. Cats take oral aphthous medicine, combined with daily diet, to help cats recover.

Symptoms of cat oral ulcers:

1. Cats with oral ulcers may have long-term sticky saliva, sometimes blood in the saliva, severe bad breath, and unlovable Symptoms include eating, red and swollen gums, and obvious pain in the mouth.

2. When a cat has oral ulcers, the fur around its mouth, forelimbs and chest may get wet. The cat may squat on the food plate but not eat, and eat cautiously. Occasionally, the cat will make a fussy sound when eating. Scream.